212222201211011 has 8 divisors (see below), whose sum is σ = 217764759465984. Its totient is φ = 206722442634120.

The previous prime is 212222201211001. The next prime is 212222201211017. The reversal of 212222201211011 is 110112102222212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212222201211011 - 2⁴⁶ = 141853457033347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212222201211017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10699909475 + ... + 10699929308.

It is an arithmetic number, because the mean of its divisors is an integer number (27220594933248).

Almost surely, 2^{212222201211011} is an apocalyptic number.

212222201211011 is a deficient number, since it is larger than the sum of its proper divisors (5542558254973).

212222201211011 is a wasteful number, since it uses less digits than its factorization.

212222201211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21399839041.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 212222201211011 its reverse (110112102222212), we get a palindrome (322334303433223).

The spelling of 212222201211011 in words is "two hundred twelve trillion, two hundred twenty-two billion, two hundred one million, two hundred eleven thousand, eleven".